FNUS75 KMSO 161804 FWSMSO SPOT FORECAST FOR HEWOLF NATIONAL WEATHER SERVICE MISSOULA MT 1204 PM MDT SUN MAY 16 2010 FORECAST IS BASED ON IGNITION TIME OF 1530 MDT ON MAY 16. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AS THE ATMOSPHERE DESTABILIZES THIS AFTERNOON...EXPECT TO SEE SOME CUMULUS DEVELOPMENT OVER AREA RIDGES. ALTHOUGH WINDS WILL REMAIN GENERALLY LIGHT AND TERRAIN DRIVEN...GUSTY WINDS COULD OCCUR UNDER DEVELOPING CU. WARMING AND DRYING WILL OCCUR THROUGH MONDAY WITH AM INCREASING CHANCE OF SHOWERS AND THUNDERSTORMS TOMORROW AFTERNOON. .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY. BUILDING CUMULUS AFTER 1300. CWR.................0 PERCENT. MAX TEMPERATURE.....72-77. MIN HUMIDITY........22-27 PERCENT. WIND (20 FT)........UPSLOPE/UPVALLEY 2-5 MPH BECOMING SOUTH 8-10 MPH IN THE AFTERNOON. MIXING HEIGHT.......7000 FT AGL. MIXING WINDS........SOUTH 10 MPH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. CWR.................0 PERCENT. MIN TEMPERATURE.....45-50. MAX HUMIDITY........65-70 PERCENT. WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 1-4 MPH. MIXING HEIGHT.......700 FT AGL. MIXING WINDS........SOUTHEAST 5 MPH. .MONDAY... SKY/WEATHER.........MOSTLY SUNNY IN THE MORNING BECOMING MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. CWR.................0 PERCENT. MAX TEMPERATURE.....76-81. MIN HUMIDITY........19-24 PERCENT. WIND (20 FT)........UPSLOPE/UPVALLEY 3-5 MPH BECOMING SOUTHEAST WINDS 8-12 MPH. MIXING HEIGHT.......7300 FT AGL. MIXING WINDS........SOUTH 10 MPH. $$ FORECASTER...PALLISTER REQUESTED BY...RON SWANEY TYPE OF REQUEST...PRESCRIBED .TAG 20100516.HEWOL.01/MSO